v0.12.2

What's Changed

build:

• build: add command tracing and entry module name by @cpunion in #1584
• feat: enable icf to reduce binary size by @zhouguangyuan0718 in #1593

compiler:

• refactor: remove init$patchDeps mechanism (no longer needed after PR #1450) by @luoliwoshang in #1596
• cl/_testrt/cast: enable run result test by @xgopilot[bot] in #1562
• Implement register-based closure ctx by @cpunion in #1599
• Revert "Implement register-based closure ctx" by @xushiwei in #1614
• cgo: support C2func* wrappers with errno-based (ret, error) by @cpunion in #1630
• stdlib-opt: trim runtime/internal/lib patches by @cpunion in #1621
• cl: implement go:embed and add std embed tests by @cpunion in #1641

llgo/ssa:

• ssa: fix abi type error by @visualfc in #1595
• cabi: remove unsafe load-to-memcpy optimization by @luoliwoshang in #1607
• fix: generate valid function pointers for embedded type's unexported methods by @luoliwoshang in #1598
• build: use LLVM memcpyopt pass to replace cabi load/store optimization by @luoliwoshang in #1612
• ssa: fix reflect.pointerTo needAbiInit by @visualfc in #1627
• ssa: fix loop defer draining by @cpunion in #1642
• ssa: fix prog.Type error for instantiated generic types by @xgopilot[bot] in #1638

runtime:

• runtime: fix reflect.Value.Method by @visualfc in #1528
• refactor: remove clite.init() for non baremetal targets by @MeteorsLiu in #1300
• runtime: reflect.Copy by @luoliwoshang in #1639

emb:

• feat(esp32c3): QEMU emulator support by @luoliwoshang in #1536
• fix(esp32c3): use semihosting _exit for QEMU emulator support by @luoliwoshang in #1539

chore:

• chore: rename ifaceprom-1599 to ifaceprom-1559 by @xgopilot[bot] in #1579
• docs: update copyright to The XGo Authors (xgo.dev) by @xgopilot[bot] in #1603
• chore: update xgopilot model to claude-4.6-opus by @xgopilot[bot] in #1633

ci & tools:

• ci: reduce Go matrix to representative versions by @xgopilot[bot] in #1601

deps:

• chore(deps): bump github.com/goplus/mod from 0.19.0 to 0.19.2 by @dependabot[bot] in #1647
• chore(deps): bump github.com/goplus/gogen 1.21.2 by @dependabot[bot] in #1646

New Contributors

• @zhouguangyuan0718 made their first contribution in #1593

Full Changelog: v0.12.1...v0.12.2

v0.12.1

What's Changed

build:

• record compiler hash in build fingerprints by @cpunion in #1516
• fix: ensure dev/llgo.sh always rebuilds with -tags=dev by @xgopilot[bot] in #1519
• fix(build): ensure linker always consumes .a archives by @cpunion in #1526
• chore: skip nondeterministic goroutine run result test by @xgopilot[bot] in #1564

compiler:

• cl: fix method thunk name collision causing incorrect type assertions by @xgopilot[bot] in #1522
• test(cl): add run result output verification by @luoliwoshang in #1545
• fix(cl):same float-to-int cast overflow behavior with go by @luoliwoshang in #1544
• fix(cl): fill cross-package unexported method Ifn/Tfn so itab is complete by @luoliwoshang in #1560

llgo/ssa:

• fix: handle untyped shift expressions in SSA build by @cpunion in #1531
• ssa: type assert closure use MatchesClosure func by @visualfc in #1535

runtime:

• runtime: clean code, impl reflect arrayOf, chanOf, structOf by @visualfc in #1515
• runtime/internal/clite/syscall: remove deps errors by @visualfc in #1543
• runtime: align pointer print formatting by @luoliwoshang in #1558
• fix(runtime): make NewItab tolerate unreachable IFn entries by @luoliwoshang in #1576

libraries:

• support os.File.WriteString by @luoliwoshang in #1554
• Implement missing os.File methods by @xgopilot[bot] in #1553

emb:

• chore: remove duplicate paths in getNewlibESP32ConfigRISCV by @xgopilot[bot] in #1541
• feat(embed): add baremetal defer support by @luoliwoshang in #1464

ci & tools:

• chore: add xgopilot config to use claude-4.5-opus model by @CarlJi in #1556

deps:

• chore(deps): bump github.com/goplus/mod from 0.18.0 to 0.19.0 by @dependabot[bot] in #1575
• chore(deps): bump github.com/goplus/gogen 1.20.2 by @dependabot[bot] in #1577

New Contributors

• @CarlJi made their first contribution in #1556

Full Changelog: v0.12.0...v0.12.1

v0.12.0

What's Changed

llgo/ssa:

• ssa: abi type global constant data by @visualfc in #1450
• ssa: fix map value closure check by @visualfc in #1509

libraries:

• Fix (*os.File).Stat() returning Size() = 0 by @xgopilot[bot] in #1506
• reflect: fix Type.Name() returning empty string for basic types by @luoliwoshang in #1511

ci & tools:

• ci: add cache for ESP Clang toolchain downloads by @luoliwoshang in #1463
• chore: remove unused .gitmodules file by @xgopilot[bot] in #1502

deps:

• chore(deps): bump github.com/goplus/mod from 0.17.3 to 0.18.0 by @dependabot[bot] in #1510

Full Changelog: v0.11.8...v0.12.0

v0.11.8

What's Changed

ssa & abi types:

• ssa: align closure stubs with ctx ABI by @cpunion in #1495
• internal/cabi: fix return attrwidthtype2 optimize by @visualfc in #1470
• fix(ssa): add returns_twice attribute to sigsetjmp by @luoliwoshang in #1499
• ssa: fix jmp_buf size for cross-compilation by @luoliwoshang in #1487
• ssa: fix integer type conversion, add exhaustive BinOp tests, and fix complex division by @xgopilot[bot] in #1480

build:

• feat(test): Add -o and -c flags to llgo test by @xgopilot[bot] in #1455
• feat(test): Add comprehensive testing flags support for llgo test by @cpunion in #1457

runtime:

• runtime: reflect Value.Seq/Seq2 by @visualfc in #1442

libraries:

• sync: align Cond with stdlib to fix interface nil comparisons by @cpunion in #1494

emb:

• fix(esp32c3): correct -march to rv32imc to prevent illegal instruction crashes by @luoliwoshang in #1443
• emb:esp32c3:implement _write by jtag output by @luoliwoshang in #1440

deps:

• chore(deps): bump github.com/goplus/mod from 0.17.2 to 0.17.3 by @dependabot[bot] in #1491
• chore(deps): bump github.com/goplus/gogen from 1.19.6 to 1.19.7 by @dependabot[bot] in #1474

ci & tools:

• time: add time tests and add std symbol coverage checks by @cpunion in #1466
• dev: add reusable Docker dev environments and dev helper scripts by @cpunion in #1465
• feat: optimize link checker to run only on markdown changes and daily schedule by @xgopilot[bot] in #1452
• ci: fix fmt workflow scan by @cpunion in #1467
• chore(deps): bump actions/cache from 4 to 5 by @dependabot[bot] in #1461
• chore(deps): bump actions/checkout from 5 to 6 by @dependabot[bot] in #1498
• chore(deps): bump actions/download-artifact from 6 to 7 by @dependabot[bot] in #1472
• chore(deps): bump actions/upload-artifact from 5 to 6 by @dependabot[bot] in #1473

Full Changelog: v0.11.7...v0.11.8

v0.11.7

What's Changed

features:

• feat: enable target-triple build cache by @cpunion in #1425
• Add -a flag to llgo build to force package rebuilds by @xgopilot[bot] in #1437
• feat: add size report aggregation by @cpunion in #1405
• cl: support //export with different symbol names on embedded targets by @luoliwoshang in #1384

runtime (emb):

• feat: implement baremetal gc by @MeteorsLiu in #1309
• fix(esp32c3): use newlib startup and merge init_array to rodata for println support by @luoliwoshang in #1435

runtime:

• runtime: support runtime.AddCleanup by @visualfc in #1424
• runtime: implement weak by @visualfc in #1416
• refactor runtime instantiation type checking to support "unique" pkg by @visualfc in #1429

changes:

• build: refactor main module generation and fix stdout/stderr null checks by @cpunion in #1400
• correct initialization order for overlay packages by @luoliwoshang in #1414
• internal/build: fix instance patch, remove fakeRuntime by @visualfc in #1423
• docs: update defer in loops documentation by @xgopilot[bot] in #1422
• ssa: fix types named cycle by @visualfc in #1439

deps:

• chore(deps): bump github.com/goplus/mod from 0.17.1 to 0.17.2 by @dependabot[bot] in #1431
• chore(deps): bump github.com/goplus/gogen from 1.19.5 to 1.19.6 by @dependabot[bot] in #1426

ci & tools:

• build: pin WAMR to version 2.4.4 by @xgopilot[bot] in #1433
• chore(deps): bump actions/checkout from 5 to 6 by @dependabot[bot] in #1415

Full Changelog: v0.11.6...v0.11.7

v0.11.6

What's Changed

features:

• link globals importpath.name=value by @visualfc in #1130
• write a C package in Go by @xushiwei in #1167 #1168
• cl: llgo.asm implement tinygo.Asm by @luoliwoshang in #1217
• cl: llgo.asm implement tinygo.AsmFull by @luoliwoshang in #1224
• feat: implement llgo.stackSave by @MeteorsLiu in #1304
• defer: enable loop lowering by @cpunion in #1348

build targets:

• build js/wasm with emscripten by @cpunion in #1123
• windows build support by @runsys in #1127
• build targets task 1: Basic Target Parameter Support for llgo build/run/test commands by @cpunion in #1193
• build target task 2: Multi-Platform LLVM Support and Bootable Code Generation by @cpunion in #1203
• cabi transform by @visualfc in #1188
• internal/cabi: support arch 386 by @visualfc in #1220
• internal/cabi: fix llvm.alloca for callInsrt by @visualfc in #1231
• internal/cabi: call optimization by @visualfc in #1272
• doc: alpine 386 by @visualfc in #1226
• internal/target: read targets consist use LLGoROOT by @luoliwoshang in #1245
• feat: support libc/compiler-rt for small places by @MeteorsLiu in #1246
• optional esp clang by @cpunion in #1233
• embed cmds by @cpunion in #1271
• internal/crosscompile: update clang with older glibc & more small size by @luoliwoshang in #1275
• release:compile & release with esp clang/llvm by @luoliwoshang in #1253
• fix xtensa newlib stdio stuck and support libc version by @MeteorsLiu in #1264
• fix(runtime): go runtime when building in baremetal environment by @MeteorsLiu in #1268
• Implement llgo build mode support by @cpunion in #1285
• internal/cabi: support target esp32 by @visualfc in #1296
• llgo/embed:compile with Oz & link with -s for embed target to reduce size by @luoliwoshang in #1301
• internal/cabi: support risc-v specific target-abi by @visualfc in #1308
• fix(runtime): restore SIGSEGV signal handler for non-wasm platforms by @luoliwoshang in #1383

build:

• build: set exit code when test fail by @luoliwoshang in #1128 #1129
• GOOS=js set -sENVIRONMENT=web,worker by @visualfc in #1143
• compile with clang++ by @luoliwoshang in #1147
• build: switch workdir from testpkg like go behavior by @luoliwoshang in #1151
• fix(build): test all pkg with llgo test ./... by @luoliwoshang in #1171
• build: gen pkg.ll to object by @visualfc in #1164
• refactor(internal/build): remove rpath change by @luoliwoshang in #1174
• internal/build: delete duplicate linkObjFiles by @visualfc in #1202
• internal/build: set CheckLinkArgs disable on default by @visualfc in #1204
• internal/build: include target build-tags in Go package compilation by @luoliwoshang in #1214
• fix: set correct argc=0 in _start() function by @luoliwoshang in #1211
• internal/build: support relocatable lib by @luoliwoshang in #1163
• llgo flags -abi enable in build tags dev by @visualfc in #1222
• build: dev support checkLinkArgs/CheckLLFiles/GenLLFiles by @visualfc in #1228
• internal/build: fix warning duplicate -rpath by @visualfc in #1234
• fix: ldflags -ldl for earlier glibc version by @luoliwoshang in #1274
• build: fix ldflags rewrites and prep caching by @xgopilot[bot] in #1396

runtime:

• runtime: GOOS GOARCH Compiler by @visualfc in #1126
• runtime: forkAndExecInChild chdir by @luoliwoshang in #1140
• uninitiated mutex by @MeteorsLiu in #1134
• runtime/js: js for emscripten by @visualfc in #1180
• runtime/js: impl CopyBytesToGo/CopyBytesToJS by @visualfc in #1182
• runtime: support syscall/js by @visualfc in #1184
• check LLGO_ROOT with pkg github.com/goplus/llgo/runtime by @cpunion in #1255
• fix(runtime): segmentation fault when calling interface private methods cross-package by @luoliwoshang in #1387

libraries:

• syscall: Stat_t for js/wasip1 by @visualfc in #1139
• libffi: support wasm32 by @visualfc in #1144
• reflect: makeFunc by @visualfc in #1148
• debug: fix print stack for wasm by @visualfc in #1181
• os: direntNamePtr for array by @luoliwoshang in #1173
• internal/cpu: use __cpuid_count by @visualfc in #1223
• os: fix readdir for darwin-amd64 by @visualfc in #1240
• runtime: math/big use math_big_pure_go by @visualfc in #1323
• reflect: fix Field closure kind to func by @visualfc in #1328
• fix: add runtime.rand and runtime.memhash for hash/maphash support by @xgopilot[bot] in #1339
• docs: add hash/maphash to README with partial support status by @xgopilot[bot] in #1345
• tls: add gc-aware pthread slots by @cpunion in #1347
• feat(reflect): add Indirect function by @xgopilot[bot] in #1355
• fix: set build.Default.Compiler to gc in init function by @xgopilot[bot] in #1349
• remove redundant CompareString from llgo:skip directive by @xgopilot[bot] in #1352

changes:

• cl: patchType check func signature by @visualfc in #1183
• ssa: PyVal support bool,int,uint,string,complex by @visualfc in #1195
• ssa: PyVal support pyfunc by @visualfc in #1196
• ssa: PyVal support py bytes by @visualfc in #1198
• ssa: PyVal support pointer to long by @visualfc in #1199
• ssa: fix TypeAssert check null by @visualfc in #1210
• rm llgo.old by @xushiwei in #1166
• xtool/safesplit: properly handle consecutive short flags by @luoliwoshang in #1243
• install libunwind-19 & libc++-19 by @luoliwoshang in #1149
• cl/_testrt/vamethod: optimize code by @visualfc in #1284
• reorganize: consolidate demo directories by @cpunion in #1283
• ci: fix clite init() causing linting failure by @MeteorsLiu in #1299
• ssa: impl builtin alignof offsetof by @visualfc in #1318
• fix: GenLL flag to correct compile by @luoliwoshang in #1314
• chore: move _embdemo to _demo by @MeteorsLiu in #1302
• ssa: fix abiTupleOf by @visualfc in #1327
• chore: remove deprecated //export LLGoVersion comment by @xgopilot[bot] in #1386

rename gop => xgo:

• goreleaser: gop => xgo by @luoliwoshang in #1154
• readme(xgo): xgo project by @luoliwoshang in #1153
• chore(xgo):gop_autogen => xgo_autogen by @luoliwoshang in #1152

deps:

• build(deps): bump github.com/goplus/mod 0.17.1 by @dependabot[bot] in #1138
• build(deps): bump github.com/goplus/llvm 0.8.5 by @dependabot[bot] in #1209
• chore(deps): bump github.com/goplus/gogen 1.19.5 by @dependabot[bot] in #1334
• chore(deps): bump github.com/goplus/lib 0.3.1 by @dependabot[bot] in #1391
• build(deps): bump golang.org/x/tools 0.36.0 by @dependabot[bot] in #1208

ci & tools:

• build(deps): bump actions/checkout from 4 to 5 by @dependabot[bot] in #1212
• build(deps): bump actions/setup-go from 5 to 6 by @dependabot[bot] in #1281
• chore(deps): bump actions/s...

v0.11.5

What's Changed

changes:

• cl: funcName check $bound by @visualfc in #1117
• runtime/internal/clite/syscall: fix init by @visualfc in #1122
• fix reflect.pointer for closure; fix runtime unsafe.pointer ptrBytes by @visualfc in #1121

cmd/llgo:

• cmd/llgo: main cmd by @xushiwei in #1098
• cmd/llog: main_cmd.gox => main_app.gox by @xushiwei in #1102
• add usage for llgo by @tsingbx in #1103
• fix gop run . flag provided but not defined: -ldflags by @tsingbx in #1118

xtool/cppkg:

• xtool/cpgithubpkg by @xushiwei in #1080
• xtool/cppkg: InstallPkg KnownLatestVersion by @xushiwei in #1099
• xtool/cppkg: InstallPkg allows to customize cacheDir by @xushiwei in #1101
• xtool/cppkg: ConanStderr by @xushiwei in #1106
• xtool/cppkg:install in linux by @luoliwoshang in #1104
• github api: EnumTags by @xushiwei in #1107
• github api: release/asset id => int64 by @xushiwei in #1108
• rm xtool/{cppkg,cpgithubpkg} by @xushiwei in #1109

ci & tools:

• go.mod go1.23 by @visualfc in #1091

deps:

• build(deps): bump github.com/goplus/cobra 1.9.12 by @dependabot in #1111
• build(deps): bump github.com/goplus/gogen 1.18.1 by @dependabot in #1119
• build(deps): bump github.com/goplus/mod from 0.16.0 to 0.16.1 by @dependabot in #1097
• build(deps): bump github.com/qiniu/x from 1.14.0 to 1.14.6 by @dependabot in #1112

Full Changelog: v0.11.3...v0.11.5

v0.11.3

What's Changed

features:

• xtool/cppkg by @xushiwei in #1079 #1082 #1090
• cmd/llgo refactor (use cobra xcmd) by @xushiwei #1085 #1086 #1087
• cmd/llgo cppkg by @xushiwei #1088 #1089 #1090

libraries:

• go/parser demo by @xushiwei in #1075
• _cmptest: mathbigdemo by @xushiwei in #1076

changes:

• github api: release, tag, commit by @xushiwei in #1078
• go mod tidy by @xushiwei in #1084

deps:

• build(deps): bump github.com/goplus/gogen from 1.17.2 to 1.17.3 by @dependabot in #1077

Full Changelog: v0.11.2...v0.11.3

v0.11.2

What's Changed

features:

• Cross compiling by @cpunion in #1057
• Wasm dev by @cpunion in #1059

changes:

• Fix args parsing by @cpunion in #1067
• Fix Dead loop in cl/blocks.Infos #965 by @xushiwei in #1072
• Fix runtime/internal/clite/pthread/sync/sync_darwin_amd64: PthreadMutexSize = 64 by @visualfc in #1074

deps:

• build(deps): bump github.com/qiniu/x 1.13.19 by @dependabot in #1071
• build(deps): bump github.com/goplus/gogen 1.17.2 by @dependabot in #1069
• build(deps): bump github.com/goplus/mod 0.16.0 by @dependabot in #1070

Full Changelog: v0.11.0...v0.11.2

v0.11.0

What's Changed

incompatible changes:

• mv llgo/{c,cpp,py,x} => lib/{c,cpp,py,x} by @cpunion in #1052
• fix readme link and tests by @cpunion in #1054
• fix remote install test by @cpunion in #1055

changes:

• split debug and symbols toggle environment variables by @cpunion in #1036
• cl: check wasm sizes by @visualfc in #1044 #1047

deps:

• llvm 19 by @cpunion in #1050
• build(deps): bump github.com/goplus/gogen 1.16.9 by @dependabot in #1040

Full Changelog: v0.10.1...v0.11.0